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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /include/linux/gameport.h | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip |
Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'include/linux/gameport.h')
-rw-r--r-- | include/linux/gameport.h | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/include/linux/gameport.h b/include/linux/gameport.h new file mode 100644 index 00000000..b456b08d --- /dev/null +++ b/include/linux/gameport.h @@ -0,0 +1,226 @@ +#ifndef _GAMEPORT_H +#define _GAMEPORT_H + +/* + * Copyright (c) 1999-2002 Vojtech Pavlik + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + */ + +#ifdef __KERNEL__ +#include <asm/io.h> +#include <linux/types.h> +#include <linux/list.h> +#include <linux/mutex.h> +#include <linux/device.h> +#include <linux/timer.h> +#include <linux/slab.h> + +struct gameport { + + void *port_data; /* Private pointer for gameport drivers */ + char name[32]; + char phys[32]; + + int io; + int speed; + int fuzz; + + void (*trigger)(struct gameport *); + unsigned char (*read)(struct gameport *); + int (*cooked_read)(struct gameport *, int *, int *); + int (*calibrate)(struct gameport *, int *, int *); + int (*open)(struct gameport *, int); + void (*close)(struct gameport *); + + struct timer_list poll_timer; + unsigned int poll_interval; /* in msecs */ + spinlock_t timer_lock; + unsigned int poll_cnt; + void (*poll_handler)(struct gameport *); + + struct gameport *parent, *child; + + struct gameport_driver *drv; + struct mutex drv_mutex; /* protects serio->drv so attributes can pin driver */ + + struct device dev; + + struct list_head node; +}; +#define to_gameport_port(d) container_of(d, struct gameport, dev) + +struct gameport_driver { + const char *description; + + int (*connect)(struct gameport *, struct gameport_driver *drv); + int (*reconnect)(struct gameport *); + void (*disconnect)(struct gameport *); + + struct device_driver driver; + + bool ignore; +}; +#define to_gameport_driver(d) container_of(d, struct gameport_driver, driver) + +int gameport_open(struct gameport *gameport, struct gameport_driver *drv, int mode); +void gameport_close(struct gameport *gameport); + +#if defined(CONFIG_GAMEPORT) || (defined(MODULE) && defined(CONFIG_GAMEPORT_MODULE)) + +void __gameport_register_port(struct gameport *gameport, struct module *owner); +/* use a define to avoid include chaining to get THIS_MODULE */ +#define gameport_register_port(gameport) \ + __gameport_register_port(gameport, THIS_MODULE) + +void gameport_unregister_port(struct gameport *gameport); + +__printf(2, 3) +void gameport_set_phys(struct gameport *gameport, const char *fmt, ...); + +#else + +static inline void gameport_register_port(struct gameport *gameport) +{ + return; +} + +static inline void gameport_unregister_port(struct gameport *gameport) +{ + return; +} + +static inline __printf(2, 3) +void gameport_set_phys(struct gameport *gameport, const char *fmt, ...) +{ + return; +} + +#endif + +static inline struct gameport *gameport_allocate_port(void) +{ + struct gameport *gameport = kzalloc(sizeof(struct gameport), GFP_KERNEL); + + return gameport; +} + +static inline void gameport_free_port(struct gameport *gameport) +{ + kfree(gameport); +} + +static inline void gameport_set_name(struct gameport *gameport, const char *name) +{ + strlcpy(gameport->name, name, sizeof(gameport->name)); +} + +/* + * Use the following functions to manipulate gameport's per-port + * driver-specific data. + */ +static inline void *gameport_get_drvdata(struct gameport *gameport) +{ + return dev_get_drvdata(&gameport->dev); +} + +static inline void gameport_set_drvdata(struct gameport *gameport, void *data) +{ + dev_set_drvdata(&gameport->dev, data); +} + +/* + * Use the following functions to pin gameport's driver in process context + */ +static inline int gameport_pin_driver(struct gameport *gameport) +{ + return mutex_lock_interruptible(&gameport->drv_mutex); +} + +static inline void gameport_unpin_driver(struct gameport *gameport) +{ + mutex_unlock(&gameport->drv_mutex); +} + +int __must_check __gameport_register_driver(struct gameport_driver *drv, + struct module *owner, const char *mod_name); + +/* use a define to avoid include chaining to get THIS_MODULE & friends */ +#define gameport_register_driver(drv) \ + __gameport_register_driver(drv, THIS_MODULE, KBUILD_MODNAME) + +void gameport_unregister_driver(struct gameport_driver *drv); + +#endif /* __KERNEL__ */ + +#define GAMEPORT_MODE_DISABLED 0 +#define GAMEPORT_MODE_RAW 1 +#define GAMEPORT_MODE_COOKED 2 + +#define GAMEPORT_ID_VENDOR_ANALOG 0x0001 +#define GAMEPORT_ID_VENDOR_MADCATZ 0x0002 +#define GAMEPORT_ID_VENDOR_LOGITECH 0x0003 +#define GAMEPORT_ID_VENDOR_CREATIVE 0x0004 +#define GAMEPORT_ID_VENDOR_GENIUS 0x0005 +#define GAMEPORT_ID_VENDOR_INTERACT 0x0006 +#define GAMEPORT_ID_VENDOR_MICROSOFT 0x0007 +#define GAMEPORT_ID_VENDOR_THRUSTMASTER 0x0008 +#define GAMEPORT_ID_VENDOR_GRAVIS 0x0009 +#define GAMEPORT_ID_VENDOR_GUILLEMOT 0x000a + +#ifdef __KERNEL__ + +static inline void gameport_trigger(struct gameport *gameport) +{ + if (gameport->trigger) + gameport->trigger(gameport); + else + outb(0xff, gameport->io); +} + +static inline unsigned char gameport_read(struct gameport *gameport) +{ + if (gameport->read) + return gameport->read(gameport); + else + return inb(gameport->io); +} + +static inline int gameport_cooked_read(struct gameport *gameport, int *axes, int *buttons) +{ + if (gameport->cooked_read) + return gameport->cooked_read(gameport, axes, buttons); + else + return -1; +} + +static inline int gameport_calibrate(struct gameport *gameport, int *axes, int *max) +{ + if (gameport->calibrate) + return gameport->calibrate(gameport, axes, max); + else + return -1; +} + +static inline int gameport_time(struct gameport *gameport, int time) +{ + return (time * gameport->speed) / 1000; +} + +static inline void gameport_set_poll_handler(struct gameport *gameport, void (*handler)(struct gameport *)) +{ + gameport->poll_handler = handler; +} + +static inline void gameport_set_poll_interval(struct gameport *gameport, unsigned int msecs) +{ + gameport->poll_interval = msecs; +} + +void gameport_start_polling(struct gameport *gameport); +void gameport_stop_polling(struct gameport *gameport); + +#endif /* __KERNEL__ */ +#endif |